88 MYXOMVCETES. 



Fig. 



199. Arcyria incarnata, portion of network. 



200. Hemiarcyria serpula, plants, natural size. 



201. Hemiarcyria rubiformis, sporangia, enlarged. 



202. Trichia varia, sporangia, enlarged. 

 303. Trichia fragilis, section of sporangium. 



204. ,, ,, a. genuina, Botrytis, sporangia. 



205. Hemiarcyria clavata, portion of network. 



206. Didymium coufluens, natural size. 



207. Hemiarcyari clavata, mass of capillitium and spores. 



208. Trichia varia, nigripes, diagrams of variety in form of sporangia. 



209. Trichia chrysosperma, diagrams of variation in form. 



210. Hemiarcyria clavata, diagrams of variation in form. 



211. Trichia fallax, diagrams of variation in form. 



212. Trichia varia, section of sporangium. 



213. Trichia chrysosperma, tip of elater. 



214. 215, 216, 217. Trichia scabra, tips of elaters. 



218. Trichia varia, tip of elater. 



219, 220. Trichia Decaisneana, tips of elaters. 



221. Trichia fallax, tip of elater. 



222. ,, ,, portion of elater. 



223. Trichia lateritia, tip of elater. 



224. ,, ,, portion of elater. 



225. Trichia fragilis, tip of elater. 



226. ,, portion of elater. 



227. Hemiarcyria serpula, tip of elater. 



228. ,, ,, end of elater. 



229. Trichia contorta, end of elater. 



230. 231. Hemiarcyria rubiformis, tips of elaters. 



232. Hemiarcyria Wigandii, portion of elater. 



233, 234, 235. Trichia fallax, elaters variedly branched. 



236. Trichia fallax, unbranched elater and spore. 



237. Trichia varia, elater and spore. 



238. Hemiarcyria clavata, tip of elater. 



239. Trichia scabra, spore. 



240. Trichia chrysosperma, spore. 



241. Trichia affinis, spore. 



242. Trichia Jackii, spore. 



The following figures are additional, and are not contained in 



Rostafinski : 



243. Chondrioderma Cookei, sporangia enlarged. 



244. ,, ,, capillitium and spore. 



245. Didymium sinapinum, sporangia enlarged. 



246. Lamproderma arcyrioides, var. iridea, sporangia. 



247. >j columella and part of capillitium. 



248. small portion of capillitium. 



249. ,, ,, spores X 500. 



250. Lamproderma arcyrioides, spores of typical form X 500. 



251. Arcyria Friesii, sporangia, enlarged. 



252. Hemiarcyria leiocarpa, sporangium and capillitium. 



253. Physarum auriscalpium, sporangium enlarged. 



254. ,, ,, capillitium and spores X 500. 



255. Hemiarcyria leiocarpa, portion of elater. 



256. Trichia abrupta, tips of elaters. 



257. Arcyria cinerea, spores X 500. 



258. Trichia scabra, var. aurea, tip of elater and spore. 



259. Arcyria Friesii, capillitium and spores X 500. 



